Entrepreneur Follow He Joined Citadel in 1994 With No Trading Experience and Helped Build It to $10 Billion. He Credits His Success to This Mindset. Alec Litowitz says Citadel founder Ken Griffin appreciated 'how his brain worked.' https://www.entrepreneur.com/building-a-business/he-built-firms-managing-billions-this-is-how-to-think-like-an-entrepreneur entrepreneur.com